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- /*
- * An inteface for configuring a hardware via u-boot environment.
- *
- * Copyright (c) 2009 MontaVista Software, Inc.
- *
- * Author: Anton Vorontsov <avorontsov@ru.mvista.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- */
- #ifndef _HWCONFIG_H
- #define _HWCONFIG_H
- #include <linux/types.h>
- #include <asm/errno.h>
- #ifdef CONFIG_HWCONFIG
- extern int hwconfig(const char *opt);
- extern const char *hwconfig_arg(const char *opt, size_t *arglen);
- extern int hwconfig_arg_cmp(const char *opt, const char *arg);
- extern int hwconfig_sub(const char *opt, const char *subopt);
- extern const char *hwconfig_subarg(const char *opt, const char *subopt,
- size_t *subarglen);
- extern int hwconfig_subarg_cmp(const char *opt, const char *subopt,
- const char *subarg);
- #else
- static inline int hwconfig(const char *opt)
- {
- return -ENOSYS;
- }
- static inline const char *hwconfig_arg(const char *opt, size_t *arglen)
- {
- *arglen = 0;
- return "";
- }
- static inline int hwconfig_arg_cmp(const char *opt, const char *arg)
- {
- return -ENOSYS;
- }
- static inline int hwconfig_sub(const char *opt, const char *subopt)
- {
- return -ENOSYS;
- }
- static inline const char *hwconfig_subarg(const char *opt, const char *subopt,
- size_t *subarglen)
- {
- *subarglen = 0;
- return "";
- }
- static inline int hwconfig_subarg_cmp(const char *opt, const char *subopt,
- const char *subarg)
- {
- return -ENOSYS;
- }
- #endif /* CONFIG_HWCONFIG */
- #endif /* _HWCONFIG_H */
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